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Datasheet Microchip COM20022I-HT

ManufacturerMicrochip
SeriesCOM20022i
Part NumberCOM20022I-HT

The COM20022I is a member of the family of Embedded ARCNET Controllers from Standard Microsystems Corporation

Datasheets

  • Download » Datasheet PDF, 522 Kb, File published: Sep 27, 2007
    COM20022i 10 Mbps ARCNET (ANSI 878.1) Controller with 2K x 8 On-Chip RAM Data S
    Docket ↓
    COM20022I
    10 Mbps ARCNET
    (ANSI 878.1) Controller
    with 2Kx8 On-Chip
    RAM
    Datasheet Product Features
    ƒ New Features
    --ƒ Data Rates up to 10 Mbps
    Selectable 8/16 Bit Wide Bus With Data Swapper
    Programmable DMA Channel
    Programmable Reconfiguration Times
    48 Pin TQFP Package; Lead-Free RoHS
    Compliant Package also available Ideal for Industrial/Factory/Building Automation
    and Transportation Applications ƒ Eight, 256 Byte Pages Allow Four Pages TX and
    RX Plus Scratch-Pad Memory ƒ Next ID Readable ƒ Internal Clock Scaler and Clock Multiplier for
    Adjusting Network Speed ƒ Operating Temperature Range of -40oC to +85oC ƒ Self-Reconfiguration Protocol ƒ Supports up to 255 Nodes ƒ Supports Various Network Topologies (Star,
    Tree, Bus.) ƒ Deterministic, (ANSI 878.1), Token Passing
    ARCNET Protocol ƒ Minimal Microcontroller and Media Interface
    Logic Required ƒ CMOS, Single +5V Supply ƒ Flexible Interface For Use With All
    Microcontrollers or Microprocessors ƒ Duplicate Node ID Detection ƒ Powerful Diagnostics ƒ Automatically Detects Type of Microcontroller
    Interface ƒ Receive All Packets Mode ƒ 2Kx8 On-Chip Dual Port RAM ƒ Command Chaining for Packet Queuing ƒ Sequential Access to Internal RAM ƒ Software Programmable Node ID SMSC COM20022I ƒ Flexible Media Interface:
    -Traditional Hybrid Interface For Long Distances up
    to Four Miles at 2.5Mbps ...

Prices

Status

Lifecycle StatusProduction (Appropriate for new designs but newer alternatives may exist)

Packaging

PackageTQFP
Pins48

Parametrics

Deterministic ProtocolaYes Token Passing
InterfaceRS485
MACYes
Max Speed10 Mbps MHz
Op. Voltage5V V
Operating Temperature Range-40 to +85 °C
PHYNo
Standalone Arcnet CntrlN/A
TX/RX RAM Buffer(Bytes)16K
Temp Range Max.(° C)85
Temp Range Min.(° C)-40

Eco Plan

RoHSCompliant

Moldel Line

Series: COM20022i (1)
  • COM20022I-HT

Manufacturer's Classification

  • High-Speed Networking and Video > ARCNET

Other Names:

COM20022IHT, COM20022I HT

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